Siemens 620 Manual De Usuario
Hardware Information
7-31
SIMATIC Box PC 620 Manual
A5E00131465-01
7.6
Bus Board
7.6.1
Design and Mode of Operation
The bus board is designed as a passive link between the motherboard and the
expansion modules
expansion modules
.
It is mounted by means of two screws.
The bus board has two ISA slots and two PCI slots, as well as a shared
ISA /PCI slot. The expansion modules are powered via the link between the bus
board and the motherboard. An external power supply (+5V and +12V) is provided.
ISA /PCI slot. The expansion modules are powered via the link between the bus
board and the motherboard. An external power supply (+5V and +12V) is provided.
Figure 7-10 Bus Board